Lesson Plan
Illustrative Mathematics

Proportional Relationships, Lines, and Linear Equations

For Teachers 7th - 9th Standards
The resource is a good introduction to what makes a proportional relationship between two lines. Discuss the similarities of both lines and the possibility of intersection. Use this opportunity to list other acceptable forms of each...
Interactive
CK-12 Foundation

Graphs of Linear Systems: Star Lines

For Students 8th - 10th Standards
Let the class stars shine. Using four given linear equations, scholars create a graph of a star. The pupils use the interactive to graph the linear systems and determine the points of intersection. Through the activity, classmates...
Lesson Plan
Illustrative Mathematics

Distance across the channel

For Teachers 7th - 9th Standards
Here you will find a model of a linear relationship between two quantities, the water depth of a channel and the distance across the channel at water level. The cross section of the channel is the shape of an isosceles trapezoid. The...
Worksheet
Curated OER

Equation of a Straight Line Worksheet

For Students 9th - 12th
In this equation of a straight line worksheet, students find the equation of 4 lines in slope intercept form.  Students produce the linear equation of a line given its' graph.
Lesson Plan
Kenan Fellows

Math Made Simple as 1-2-3: Simplified Educational Approach to Algebra

For Teachers 8th - 11th Standards
Writing an equation of a line is as easy as m and b. A lesson presentation gives individuals different strategies for writing equations of lines. Some items provide a slope and a point while others provide two points. Whatever the given,...
Worksheet
Curated OER

Writing Linear Equations

For Students 8th - 10th
In this linear equations worksheet, learners observe a graphed line on a coordinate plane. From their observations, they write the slope-intercept form of the equation of the depicted line. This four page worksheet contains eight...
Worksheet
Curated OER

Linear Equations

For Students 9th - 11th
In this Algebra I/Algebra II learning exercise, learners determine the equation of a line given the slope and the coordinates of one point on the line.  The one page learning exercise contains ten free response questions. ...
Worksheet
Curated OER

Linear Equations

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students determine the equation of a line given the slope and the coordinates of one point on the line.  The one page worksheet contains ten free response questions.  Answers are...
PPT
BW Walch

Creating and Graphing Linear Equations in Two Variables

For Teachers 9th - 10th Standards
This detailed presentation starts with a review of using key components to graph a line. It then quickly moves into new territory of taking these important parts and teasing them out of a word problem. Special care is...
Interactive
CK-12 Foundation

Families of Lines: Room in Perspective

For Students 8th - 10th Standards
Get a perspective of lines that share a point. The interactive displays a family of lines that share the same y-intercept. Individuals can find the equations of the lines by moving the line displayed and find what is common...
Lesson Plan
EngageNY

Solving Equations Using Algebra

For Teachers 7th Standards
Use a tape diagram to emulate the steps of solving equations. The 23rd installment in a 25-part unit presents two-step linear equation problems to solve. Pupils use tape diagrams to solve the problems along with linear equations. To...
Lesson Plan
Illustrative Mathematics

Paying the Rent

For Teachers 8th - 12th Standards
Learning how a bank account works is a useful tool. The exercise in the resource is to deduct rent from a checking account and create an equation from a description. Participants then graph the balance of the bank account versus months...
Worksheet
Curated OER

Linear Graphs and Equations

For Students 9th - 10th
In this linear graphs and equations worksheet, students examine points on a graph and identify coordinates plotted on the point. Students determine the slope of a line and write the equation of a line. This three-page worksheet contains...
Worksheet
Curated OER

Exercise Set 2.4: Equations of Lines

For Students 9th - 12th
In this linear equations worksheet, students solve 36 linear equations. Students write equations of lines in slope intercept form given a graph, standard form, two points, and slope and a point.
Worksheet
Curated OER

Writing Linear Equations in Slope-Intercept Form

For Students 8th - 9th
In this writing linear equations worksheet, students find the x- and y-intercepts of 4 equations. Students then write equations for 4 problems given the slope and y-intercepts. Additionally, students rewrite 4 standard form equations in...
Lesson Plan
Illustrative Mathematics

Coffee by the Pound

For Teachers 7th - 9th Standards
This is a great exercise in graphing proportional quantities to interpret the unit rate as the slope of a graph. It is not easy for learners to understand what a unit rate is. When it is presented as the slope of a linear line graph,...
Unit Plan
Curated OER

Transformations in the Coordinate Plane

For Teachers 9th - 12th Standards
Your learners connect the new concepts of transformations in the coordinate plane to their previous knowledge using the solid vocabulary development in this unit. Like a foreign language, mathematics has its own set of vocabulary terms...
Worksheet
Curated OER

Equation of a Line

For Students 9th
In this equation of a line worksheet, 9th graders solve and complete 4 different multiple choice problems. First, they use the median fit method to determine the equation that most likely represents the line of best fit for the data...
Lesson Plan
Curated OER

Lines

For Teachers 9th - 11th
In this Algebra I/Algebra II worksheet, students determine the slope of a line, write the equation of a line, examine parallel and perpendicular lines, and solve problems involving linear relationships.  The two page worksheet...
Lesson Plan
Virginia Department of Education

Graphing Linear Equations

For Students 8th Standards
Combine linear equations and a little creativity to produce a work of art. Math scholars create a design as they graph a list of linear equations. Their project results in a stained glass window pattern that they color.
Lesson Plan
National Wildlife Federation

What is DBH?

For Teachers 9th - 12th Standards
When measuring the circumference of a tree, does it matter how high you place the measuring tape? Most scholars have never considered this question, but scientists know that measurement techniques must be standardized. The 13th lesson in...
eBook
Ed Migliore

Linear Equations in Two Variables

For Students 7th - 9th Standards
This traditional textbook style unit includes vocabulary, a direct explanation section, examples, practice problems that directly line up with the explanations and examples, and a unit summary review and practice problems. Learners get...
Lesson Plan
Georgetown University

Cup-Activity: Writing Equations From Data

For Teachers 9th - 12th Standards
Determine how cup stacking relates to linear equations. Pupils stack cups and record the heights. Using the data collected, learners develop a linear equation that models the height. The scholars then interpret the slope and the...
Worksheet
Curated OER

Linear Equations

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, learners determine the equation of a line, given the slope and the coordinates of a point on the line.  The one page worksheet contains five multiple choice questions.  Answers are...